Name Info Provider Link
Fetal Health and Development free resource MedlinePlus Health Information https://medlineplus.gov/fetalhealthanddevelopment.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=34551832.ui
subscription/membership/fee required Cambridge University Press https://www.cambridge.org/core/product/identifier/S104795112100367X/type/journal_article